A ladies open-face silver fob watch, maker EKB Circa 1910 3 cm diameter, 3.9 cm high. A ladies open-face silver fob watch, maker EKB. Circa 1910. Ladies silver watch, open face. Case decorated on back with a geometric border around a. diamond shaped foliate pattern enclosing a shield. Bezel decorated with a foliate pattern. Back cover bears London assay marks for imported silver, the date letter "P" for 1910 and the. continental mark for silver, .925 in an oval. It also hears the numbers 15734. White enamel dial, black Arabic hour numerals except for the number 12 which is in red. The. hour numbers separated by gold dots. Blued steel hands. Stem wind movement, three quarter back plate, solid balance cock, cylinder escarpment. Back plate stamped Swiss Made and the monogram "EKB". Dimensions: 3 cm diameter, 3.9 cm high